A gantry crane driver works at the container terminal at Zhoushan Port in Ningbo, east China's Zhejiang Province, Feb. 16, 2017. The container throughput of Zhoushan Port in 2016 has reached 21.56 million TEU (twenty-foot equivalent unit), up 4.5 percent year-on-year. (Xinhua/Huang Zongzhi)
